The circulatory system circulates blood around the body. The blood passes through the lungs, where it loses carbon dioxide and gains oxygen. All cells need oxygen to function and carbon dioxide is a form of waste produced in the cells. The digestive system breaks down food and absorbs.
Yes it is you have to use it in order to creat or make one .
50% because both are the same Genotyle dominant wise and recessive wise so it will have a fifty fifty chance of having wrinkled seeds